How long does it take to fly to Belfast?

The average flight duration from Ireland to Belfast depends on which airport you fly into and out of. Flying from Dublin to Belfast Intl Airport is 3h 35m on average, while flying from Milltown (Kerry) to Belfast Intl Airport is 5h 35m on average. Belfast Intl Airport is the most popular airport in Belfast.

When did momondo last update prices for flights from Ireland to Belfast?

Prices for flights from Ireland to Belfast are refreshed on a daily basis.

How many operators does momondo search for flights from Ireland to Belfast?

As of November 2025, there is 1 operator available to choose from for flights from Ireland to Belfast.

How old do you have to be to fly from Ireland to Belfast?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ireland to Belfast.

What documentation or ID do you need to fly to Belfast?

The required travel and health documents for your Belfast trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Belfast. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

€56 Cheap Flights from Ireland to Belfast in 2025/26

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Find the cheapest flights from Ireland to Belfast

Round-trip

One-way

Last minute

Recent return flight deals from Ireland to Belfast

Enter your travel dates to find the best prices.

19:40 - 08:20DUB-BFS

12h 40m1 stop

07:10 - 15:25BFS-DUB

8h 15m1 stop

€93Multiple Airlines

Find Deal

Sun, 4 Jan - Sun, 11 Jan

20:30 - 07:50DUB-BFS

11h 20m1 stop

12:45 - 23:15BFS-DUB

10h 30m1 stop

€94Multiple Airlines

Find Deal

Sat, 3 Jan - Sat, 10 Jan

22:15 - 07:35ORK-BFS

9h 20m1 stop

23:05 - 07:10BFS-ORK

8h 05m1 stop

€95Multiple Airlines

Find Deal

Mon, 5 Jan - Sun, 11 Jan

22:25 - 08:55ORK-BFS

10h 30m1 stop

07:40 - 08:05BFS-ORK

24h 25m1 stop

€97Multiple Airlines

Find Deal

Mon, 1 Dec - Wed, 3 Dec

17:00 - 21:55DUB-BFS

4h 55m1 stop

07:10 - 11:55BFS-DUB

4h 45m1 stop

€97Multiple Airlines

Find Deal

Mon, 12 Jan - Sun, 25 Jan

06:40 - 20:55DUB-BHD

14h 15m1 stop

07:15 - 13:15BHD-DUB

6h 00m1 stop

€182Aer Lingus

Find Deal

Sat, 20 Dec - Sat, 27 Dec

16:05 - 07:30DUB-BHD

15h 25m1 stop

10:40 - 17:00BHD-DUB

6h 20m1 stop

€215British Airways

Find Deal

Thu, 15 Jan - Thu, 22 Jan

11:55 - 20:15ORK-BHD

8h 20m1 stop

17:35 - 23:25BHD-ORK

5h 50m1 stop

€280British Airways

Find Deal

Mon, 5 Jan - Sun, 11 Jan

16:05 - 07:40ORK-BHD

15h 35m1 stop

15:05 - 11:10BHD-ORK

20h 05m1 stop

€292British Airways

Find Deal

Mon, 2 Feb - Thu, 5 Feb

17:35 - 07:40ORK-BHD

14h 05m1 stop

20:00 - 11:10BHD-ORK

15h 10m1 stop

€292British Airways

Find Deal

Mon, 2 Feb - Thu, 5 Feb

Aer Lingus flights from Ireland to Belfast

Our best Aer Lingus deals on Ireland to Belfast flight tickets

Aer Lingus

20 Dec

DUB06:40Dublin

14h 15m

1 stop

BHD20:55Belfast City

27 Dec

BHD07:15Belfast City

6h 00m

1 stop

DUB13:15Dublin

€182

Find similar

Aer Lingus

12 Jan

ORK11:55Cork

8h 15m

1 stop

BHD20:10Belfast City

18 Jan

BHD17:10Belfast City

6h 15m

1 stop

ORK23:25Cork

€522

Find similar

Aer Lingus

12 Jan

ORK11:55Cork

8h 15m

1 stop

BHD20:10Belfast City

18 Jan

BHD11:05Belfast City

24h 00m

3 stops

ORK11:05Cork

€1,408

Find similar

British Airways flights from Ireland to Belfast

Our best British Airways deals on Ireland to Belfast flight tickets

British Airways

15 Jan

DUB16:05Dublin

15h 25m

1 stop

BHD07:30Belfast City

22 Jan

BHD10:40Belfast City

6h 20m

1 stop

DUB17:00Dublin

€215

Find similar

British Airways

12 Dec

DUB20:35Dublin

11h 50m

1 stop

BHD08:25Belfast City

16 Dec

BHD08:45Belfast City

8h 20m

1 stop

DUB17:05Dublin

€256

Find similar

British Airways

12 Dec

DUB20:35Dublin

11h 50m

1 stop

BHD08:25Belfast City

16 Dec

BHD10:00Belfast City

7h 05m

1 stop

DUB17:05Dublin

€257

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Sun 4/1

19:40-08:20

1 stop12h 40m

Belfast Intl

Sun 11/1

07:10-15:25

1 stop8h 15m

€93

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Sat 3/1

20:30-07:50

1 stop11h 20m

Belfast Intl

Sat 10/1

12:45-23:15

1 stop10h 30m

€94

CorkBelfast

ORK - BFS

ORKBFS

Cork

Mon 5/1

22:15-07:35

1 stop9h 20m

Belfast Intl

Sun 11/1

23:05-07:10

1 stop8h 05m

€95

CorkBelfast

ORK - BFS

ORKBFS

Cork

Mon 1/12

22:25-08:55

1 stop10h 30m

Belfast Intl

Wed 3/12

07:40-08:05

1 stop24h 25m

€97

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Mon 12/1

17:00-21:55

1 stop4h 55m

Belfast Intl

Sun 25/1

07:10-11:55

1 stop4h 45m

€97

DublinBelfast

DUB - BHD

DUBBHD

Dublin

Sat 20/12

06:40-20:55

1 stop14h 15m

Belfast City

Sat 27/12

07:15-13:15

1 stop6h 00m

€182

DublinBelfast

DUB - BHD

DUBBHD

Dublin

Thu 15/1

16:05-07:30

1 stop15h 25m

Belfast City

Thu 22/1

10:40-17:00

1 stop6h 20m

€215

CorkBelfast

ORK - BHD

ORKBHD

Cork

Mon 5/1

11:55-20:15

1 stop8h 20m

Belfast City

Sun 11/1

17:35-23:25

1 stop5h 50m

€280

CorkBelfast

ORK - BHD

ORKBHD

Cork

Mon 2/2

16:05-07:40

1 stop15h 35m

Belfast City

Thu 5/2

15:05-11:10

1 stop20h 05m

€292

CorkBelfast

ORK - BHD

ORKBHD

Cork

Mon 2/2

17:35-07:40

1 stop14h 05m

Belfast City

Thu 5/2

20:00-11:10

1 stop15h 10m

€292

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ireland to Belfast

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Airlines

Other information

What is the cheapest airline that flies from Ireland to Belfast?

Aer Lingus is the most popular carrier operating from Ireland to Belfast

Cheap Ireland to Belfast flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to Belfast

Direct flights	None

There are no direct flights from Ireland to Belfast. There are no popular flight routes from Ireland to Belfast.

Search flight deals

When did momondo last update prices for flights from Ireland to Belfast?
Prices for flights from Ireland to Belfast are refreshed on a daily basis.
How many operators does momondo search for flights from Ireland to Belfast?
As of November 2025, there is 1 operator available to choose from for flights from Ireland to Belfast.
How old do you have to be to fly from Ireland to Belfast?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ireland to Belfast.
What documentation or ID do you need to fly to Belfast?
The required travel and health documents for your Belfast trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Belfast. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Ireland to Belfast

Compare and see reviews for airlines that fly from Ireland to Belfast with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom €263	Free Cancellation	Rating 6.7 7,533 reviews		Search British Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to Belfast?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ireland to Belfast . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Ireland to Belfast with flexible booking policies on momondo?

Yes. All flights to Belfast from Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ireland to Belfast?

Once all potential Ireland to Belfast flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ireland to Belfast right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ireland to Belfast now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Belfast and let you know when they change.